1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -instcombine -S | FileCheck %s
4 declare <4 x float> @llvm.x86.sse41.insertps(<4 x float>, <4 x float>, i8) nounwind readnone
6 ; If all zero mask bits are set, return a zero regardless of the other control bits.
8 define <4 x float> @insertps_0x0f(<4 x float> %v1, <4 x float> %v2) {
9 ; CHECK-LABEL: @insertps_0x0f(
10 ; CHECK-NEXT: ret <4 x float> zeroinitializer
12 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 15)
16 define <4 x float> @insertps_0xff(<4 x float> %v1, <4 x float> %v2) {
17 ; CHECK-LABEL: @insertps_0xff(
18 ; CHECK-NEXT: ret <4 x float> zeroinitializer
20 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 255)
24 ; If some zero mask bits are set that do not override the insertion, we do not change anything.
26 define <4 x float> @insertps_0x0c(<4 x float> %v1, <4 x float> %v2) {
27 ; CHECK-LABEL: @insertps_0x0c(
28 ; CHECK-NEXT: [[RES:%.*]] = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], i8 12)
29 ; CHECK-NEXT: ret <4 x float> [[RES]]
31 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 12)
35 ; ...unless both input vectors are the same operand.
37 define <4 x float> @insertps_0x15_single_input(<4 x float> %v1) {
38 ; CHECK-LABEL: @insertps_0x15_single_input(
39 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> <float 0.000000e+00, float undef, float 0.000000e+00, float undef>, <4 x i32> <i32 4, i32 0, i32 6, i32 3>
40 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
42 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v1, i8 21)
46 ; The zero mask overrides the insertion lane.
48 define <4 x float> @insertps_0x1a_single_input(<4 x float> %v1) {
49 ; CHECK-LABEL: @insertps_0x1a_single_input(
50 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> <float undef, float 0.000000e+00, float undef, float 0.000000e+00>, <4 x i32> <i32 0, i32 5, i32 2, i32 7>
51 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
53 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v1, i8 26)
57 ; The zero mask overrides the insertion lane, so the second input vector is not used.
59 define <4 x float> @insertps_0xc1(<4 x float> %v1, <4 x float> %v2) {
60 ; CHECK-LABEL: @insertps_0xc1(
61 ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x float> [[V1:%.*]], float 0.000000e+00, i32 0
62 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
64 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 193)
68 ; If no zero mask bits are set, convert to a shuffle.
70 define <4 x float> @insertps_0x00(<4 x float> %v1, <4 x float> %v2) {
71 ; CHECK-LABEL: @insertps_0x00(
72 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V2:%.*]], <4 x float> [[V1:%.*]], <4 x i32> <i32 0, i32 5, i32 6, i32 7>
73 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
75 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 0)
79 define <4 x float> @insertps_0x10(<4 x float> %v1, <4 x float> %v2) {
80 ; CHECK-LABEL: @insertps_0x10(
81 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], <4 x i32> <i32 0, i32 4, i32 2, i32 3>
82 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
84 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 16)
88 define <4 x float> @insertps_0x20(<4 x float> %v1, <4 x float> %v2) {
89 ; CHECK-LABEL: @insertps_0x20(
90 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], <4 x i32> <i32 0, i32 1, i32 4, i32 3>
91 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
93 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 32)
97 define <4 x float> @insertps_0x30(<4 x float> %v1, <4 x float> %v2) {
98 ; CHECK-LABEL: @insertps_0x30(
99 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], <4 x i32> <i32 0, i32 1, i32 2, i32 4>
100 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
102 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 48)
106 define <4 x float> @insertps_0xc0(<4 x float> %v1, <4 x float> %v2) {
107 ; CHECK-LABEL: @insertps_0xc0(
108 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], <4 x i32> <i32 7, i32 1, i32 2, i32 3>
109 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
111 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 192)
115 define <4 x float> @insertps_0xd0(<4 x float> %v1, <4 x float> %v2) {
116 ; CHECK-LABEL: @insertps_0xd0(
117 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], <4 x i32> <i32 0, i32 7, i32 2, i32 3>
118 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
120 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 208)
124 define <4 x float> @insertps_0xe0(<4 x float> %v1, <4 x float> %v2) {
125 ; CHECK-LABEL: @insertps_0xe0(
126 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], <4 x i32> <i32 0, i32 1, i32 7, i32 3>
127 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
129 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 224)
133 define <4 x float> @insertps_0xf0(<4 x float> %v1, <4 x float> %v2) {
134 ; CHECK-LABEL: @insertps_0xf0(
135 ; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <4 x float> [[V1:%.*]], <4 x float> [[V2:%.*]], <4 x i32> <i32 0, i32 1, i32 2, i32 7>
136 ; CHECK-NEXT: ret <4 x float> [[TMP1]]
138 %res = call <4 x float> @llvm.x86.sse41.insertps(<4 x float> %v1, <4 x float> %v2, i8 240)